SWCAA Pollutant Details

118-74-1: HEXACHLOROBENZENE

  • BENZENE, 1,2,3,4,5,6-HEXACHLORO-
  • HCB
  • PERCHLOROBENZENE

IUPAC: 1,2,3,4,5,6-hexachlorobenzene
InChi Key: CKAPSXZOOQJIBF-UHFFFAOYSA-N WEB


HAP:   YES
VOC:   YES
Criteria Pollutant:   NO
Particulate:   YES
Trace Element:   NO
98 ECY TAP:   YES
09 ECY TAP:   YES
19 ECY TAP:   YES
Chemical Formula:   C6Cl6
Element Count:   C6 Cl6
Molecular Weight:   284.782 g/mol
GHG-EPA:   NO
GHG-WA state:   NO
CO2 Equivalent:  
PM Precursor:   YES
Ozone (O3) Precursor:   NO
Ozone Depleting:  
Ozone Depletion Potential:  
Lifetime in Years:  
Marijuana Pollutant:   NO
ECY PBT:   YES
SWCAA TAP Category:  
EPA HAP Category:    
EPA HAP Group Category:  
EPA NEI Pollutant Code:   118741
EPA SRS ID:   30346  Web
EPA ATW FACT SHEET:   Web
EPA NEI COMPOUND ID:   E742221
EPA Banned Substance:   YES
EPCRA 313 PBT:   YES
EPA Urban HAP:   YES
     

Boiling Point:   617 / 325.00 F/C
Melting Point:   449.24 / 231.67 F/C
Specific Gravity:   2.044
Vapor Pressure:   0.0000172 mmHg@77F (25C)
Henry's Law Constant:   0.00058 atm-cu m/mole@25C (77F)
Convert ppm to mg/m3:   11.647
Log Pow:   5.73

Regulated Under These Programs

NIOSH OSHA ACGIH OEHHA
EPA IRIS ATSDR EPA ATW TSCA 2019
CAL TOXIC NEW JERSEY TRI 2014 DFG

SWCAA / WAC 173-460 (1998) TOXIC LIMITS
ASIL SQER TAP
Class
24hr ug/m3 Annual ug/m3 lbs/yr lbs/hr
0.0022 0.5   A
WAC 173-460 (2009) TOXIC LIMITS
 
ASIL ug/m3 SQER lbs/ Deminimus lbs/ Average Period
0.00196  0.376  0.0188  ANNUAL 

WAC 173-460 (2019) TOXIC LIMITS
 
ASIL ug/m3 SQER lbs/ Deminimus lbs/ Average Period
0.0022  0.35  0.018  ANNUAL 
IRIS EPA Integrated Risk Information System (IRIS) Web
IRIS INH REF CONC (non cancer):   
IRIS URF (cancer):  0.00046  per ug/m3
  0.002173913043  ug/m3
IRIS WOE Cancer Class: 

Oregon Department of Environmental Quality Web
Ambient Benchmark Concentration:  
New Jersey Department of Health Web
Right To Know Code: 0978 Web 

Idaho Occupational Exposure Limits (OEL) Web
IDAHO DEQ Type:  Carcinogenic  
IDAHO OEL (non-cancer):   mg/m3
IDAHO ACC (non-cancer):   mg/m3
IDAHO DEQ Emission Level:  0.000013  lb/hr
IDAHO DEQ URF (cancer):  0.00049  per ug/m3
IDAHO AACC (cancer):  0.002  ug/m3
Texas Effects Screening Levels (ESL) Web
Short Term ESL:  0.25  ug/m3
Basis:  Health  
 
Long Term ESL:  0.025  ug/m3
Basis:  Health  

ACGIH Threshold Limit Values (TLV) Web
2008 ACGIH TLV TWA:  0.002  mg/m3
2008 ACGIH STEL:   
2008 ACGIH Carcinogen Class:  A3  
ATSDR Minimal Risk Levels (MRL) Web
ATSDR GMMC AIR:   mg/m3
 ATSDR Chronic MRL:  
 ATSDR Acute MRL:  
 ATSDR Interrim MRL:  
 ATSDR Carcinogenicity Class: 3  

NIOSH Recommended Exposure Limits (REL) Web
NIOSH RTECS No:  DA2975000  
NIOSH ICSC No:  0895  Web
NIOSH REL TWA:   
NIOSH STEL:   
NIOSH IDLH:   
OEHHA Category Group Ref Exposure Levels (REL) Web
OEHHA Acute REL:   
OEHHA Chronic REL:   
OEHHA URF (cancer):  0.00051  per ug/m3
  0.001960784314  ug/m3

OSHA Permissible Exposure Limits (PEL) Web
OSHA PEL TWA:   
OSHA STEL:   
DFG German Research Foundation (MAK) Web
Carcinogen and Mutagen Categories:
DFG MAK:  4  cancer
DFG BAT:   mutagen

DISCLAIMER: The SWCAA Pollutants Detail Page reports values from other authorized sources such as IRIS or NIOSH. These sources are frequently updated with the results of more current studies. To ensure you have the most current values please visit the appropriate agency Website.

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